2000222211121 has 4 divisors (see below), whose sum is σ = 2000229630192. Its totient is φ = 2000214792052.

The previous prime is 2000222211103. The next prime is 2000222211131. The reversal of 2000222211121 is 1211122220002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2000222211121 - 2⁷ = 2000222210993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2000222211095 and 2000222211104.

It is not an unprimeable number, because it can be changed into a prime (2000222211131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3289255 + ... + 3849628.

It is an arithmetic number, because the mean of its divisors is an integer number (500057407548).

Almost surely, 2^{2000222211121} is an apocalyptic number.

It is an amenable number.

2000222211121 is a deficient number, since it is larger than the sum of its proper divisors (7419071).

2000222211121 is an equidigital number, since it uses as much as digits as its factorization.

2000222211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7419070.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2000222211121 its reverse (1211122220002), we get a palindrome (3211344431123).

The spelling of 2000222211121 in words is "two trillion, two hundred twenty-two million, two hundred eleven thousand, one hundred twenty-one".